نتایج جستجو برای: transition cattle

تعداد نتایج: 311304  

Aria Rasooli, Farideh Norvej, Imaneh Delavari, Masood Ghorbanpour Mohammad Razi Jalali Pegah Safaie, Seyedeh Missagh Jalali,

The main objectives of this study were to determine the occurrence and potential causative factors of Immune-mediated hemolytic anemia (IMHA) in native cattle and water buffaloes from southwest of Iran. Fifty-three anemic animals (37 cattle and 16 buffaloes) were studied. A full clinical history and physical examinations were undertaken for all animals. Four clinically healthy cattle and four h...

2005
A. E. Dooley D. Smeaton A. McDermott

New Zealand’s beef industry produces approximately 580,000 tonnes of beef per year, about 80% of which is exported, with approximately 70% of this beef destined for the North American manufacturing market. Around 65% of beef cattle originate from the dairy industry. Beef cows produce 1.1 million calves (killed as heifers or steers) per year for the prime beef market. In addition, 0.4 to 0.6 mil...

Journal: :Physiological genomics 2015
M Y Yang J E Fortune

The signals that regulate activation, a key transition in ovarian follicular development, are still not well understood, especially in nonrodent species. To gain insight into the regulation of this transition in cattle, we combined a microarray approach with an in vitro system in which ovarian cortical pieces cultured in control medium are enriched for primordial follicles, whereas pieces cultu...

2003
Lokenga Badinga

In dairy cattle, the period of transition from late pregnancy to early lactation is characterized by dramatic changes in nutrient demand that necessitate coordinated changes in body tissue metabolism to meet requirements of energy, glucose and amino acids by the mammary gland (Bauman and Curie, 1980; Bell, 1995; Overton et al., 2001). Failure of the transition cow to appropriately adjust her me...

Journal: :Journal of animal science 1990
G López de Torre J S Brinks

Records of 594 calving dates and 493 calving intervals collected from a herd of Retinta beef cows in southwest Spain were studied. Their efficacy as reproductive measures were compared when a long breeding season was utilized. Variables used were date of present calving (DOC), date of subsequent calving (DOSC), time from start of breeding season to calving (TBSC), interval to next calving (CI),...

Journal: :Jurnal Sain Veteriner 2022

There is a transition period that dairy cattle always pass through in their reproduction cycle, making them more stressed. Stress can simply be identified by the ratio of neutrophil (N) and lymphocyte (L) at haematologic state cattle. The purpose this study to evaluate stress conditions cattle’s based on ratio. Twenty samples blood prepartum postpartum condition are being analyzed with hematolo...

Journal: :journal of agricultural science and technology 0
a. uzmay department of agricultural economics. faculty of agriculture, ege university, 35100 bornova-izmir turkey g. cinar department of agricultural economics, faculty of agriculture, adnan menderes university, aydin, turkey.

the purpose of this study was to determine the socio-economic and intellectual factors affecting the imported meat preferences of consumers and to reveal the personal prioritized preferences of buyers consuming domestic meat and imported meat. the study was carried out in izmir, the third city of turkey, where face-to-face interviews were conducted in 300householdswhose occupants shop at hyperm...

A. Alwiyah F. Saputra J. Jakaria, M. Baihaqi R.R. Noor

The aim of this study was to evaluate the Bali cattle genetic diversity and hybrid cattle using microsatellite markers. Blood samples (n=192) were collected from various cattle breed, i.e. Bali (n=96), Madura (n=48), and Peranakan Ongole (PO) Kebumen (n=48). The microsatellite locus used for assessing the genetic variation was INRA035, ILSTS006, ETH225, and HEL9, while the genetic profile was d...

2012
Matthew McClure Tad Sonstegard George Wiggans Curtis P Van Tassell

Microsatellite (MS) markers have recently been used for parental verification and are still the international standard despite higher cost, error rate, and turnaround time compared with Single Nucleotide Polymorphisms (SNP)-based assays. Despite domestic and international interest from producers and research communities, no viable means currently exist to verify parentage for an individual unle...

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